Base | Representation |
---|---|
bin | 11010111101111… |
… | …11100110110001 |
3 | 120202200121101011 |
4 | 31132333212301 |
5 | 430403304112 |
6 | 34240510521 |
7 | 5414624524 |
oct | 1536774661 |
9 | 522617334 |
10 | 226228657 |
11 | 106777a36 |
12 | 6391b441 |
13 | 37b3b815 |
14 | 2208cbbb |
15 | 14cdaaa7 |
hex | d7bf9b1 |
226228657 has 2 divisors, whose sum is σ = 226228658. Its totient is φ = 226228656.
The previous prime is 226228643. The next prime is 226228661. The reversal of 226228657 is 756822622.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 223921296 + 2307361 = 14964^2 + 1519^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-226228657 is a prime.
It is not a weakly prime, because it can be changed into another prime (226228627) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113114328 + 113114329.
It is an arithmetic number, because the mean of its divisors is an integer number (113114329).
Almost surely, 2226228657 is an apocalyptic number.
It is an amenable number.
226228657 is a deficient number, since it is larger than the sum of its proper divisors (1).
226228657 is an equidigital number, since it uses as much as digits as its factorization.
226228657 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 161280, while the sum is 40.
The square root of 226228657 is about 15040.8994744330. The cubic root of 226228657 is about 609.3252926958.
The spelling of 226228657 in words is "two hundred twenty-six million, two hundred twenty-eight thousand, six hundred fifty-seven".
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